Answer:
Hemoglobin <u>binds oxygen to its heme groups.</u>
Explanation:
Hemoglobin is a globular protein formed by 4 polypeptide chains and iron. Every polypeptide chain has a heme group that has iron, this is essential for the transport of oxygen because is where the oxygen binds to be transported to a specific organ.
Answer:
Muscular contractions are the mechanism that allow an individual, animal, or human, to move its body, move the food in its digestive system, or a host of other activities. The contraction shortens the muscle which moves the rigid structures, bones, to which they are attached.
Explanation:
Answer:
It helps build muscles
A
Explanation:
Hair and nails are mostly made of protein. Your body uses protein to build and repair tissues. You also use protein to make enzymes, hormones, and other body chemicals. Protein is an important building block of bones, muscles, cartilage, skin, and blood.
It depends on your weight and other factors
